Baseline Widely available
repeat()
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const mood = "Happy! ";
console.log(`I feel ${mood.repeat(3)}`);
// Expected output: "I feel Happy! Happy! Happy! "
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"abc".repeat(-1); // RangeError
"abc".repeat(0); // ''
"abc".repeat(1); // 'abc'
"abc".repeat(2); // 'abcabc'
"abc".repeat(3.5); // 'abcabcabc' ï¼å°æ°ç¹ä»¥ä¸ã¯åãæ¨ã¦ããã¾ãï¼
"abc".repeat(1 / 0); // RangeError
({ toString: () => "abc", repeat: String.prototype.repeat }).repeat(2);
// 'abcabc' ï¼repeat() ã¯æ±ç¨ã¡ã½ããã§ãï¼
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